General

  • Target

    f5ddfd4af92926568be1a9422aeb35d5952f72ec3c5ffc8e8fb94f94064e387c.exe

  • Size

    723KB

  • Sample

    221208-m849jacg4z

  • MD5

    67b8efb201d795b9576a73f65545cc1a

  • SHA1

    fdd7aa9a4d773fb337005ea47d2fbbdcfdaa1fac

  • SHA256

    f5ddfd4af92926568be1a9422aeb35d5952f72ec3c5ffc8e8fb94f94064e387c

  • SHA512

    1f57b452c8701075e7e57497cf5330be58b45845c2a841d0cced7045d0cf2ce922e7637d705f4b0a3ca79f03a050c1f5f7c0f7d14df97bcdd7d5d35027cc2a9c

  • SSDEEP

    12288:Regh/PsZ1DX/VDJOqHSXnxhIMtriKfJrobpfHOQp4Uvi/Nh:Regh/PhqahIMtmFZHLp

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5467926675:AAHl4rZuFMBsQAWPk1ynhSWYCGcDxYqlg7g/

Targets

    • Target

      f5ddfd4af92926568be1a9422aeb35d5952f72ec3c5ffc8e8fb94f94064e387c.exe

    • Size

      723KB

    • MD5

      67b8efb201d795b9576a73f65545cc1a

    • SHA1

      fdd7aa9a4d773fb337005ea47d2fbbdcfdaa1fac

    • SHA256

      f5ddfd4af92926568be1a9422aeb35d5952f72ec3c5ffc8e8fb94f94064e387c

    • SHA512

      1f57b452c8701075e7e57497cf5330be58b45845c2a841d0cced7045d0cf2ce922e7637d705f4b0a3ca79f03a050c1f5f7c0f7d14df97bcdd7d5d35027cc2a9c

    • SSDEEP

      12288:Regh/PsZ1DX/VDJOqHSXnxhIMtriKfJrobpfHOQp4Uvi/Nh:Regh/PhqahIMtmFZHLp

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks